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لقم الثقب التوسيع
PDC Arc carottage avec mèches
Ngâm tẩm lõi mang thai Bursa cốt lõi
Çift sıra Pdc Drill Bit
Impregnato Core incinta Bursa Core
Peu de dents en acier
81/2" Bits.drill HM952XAG alta calidad Pdc Taladro Brocas para roca Daimond perforación
Utensili per fresatura
Diğer sigara Asitleme Matkap burguları
Costela de dois-escada PDC dielétrico bocados de broca
81/2 "HM952XAG عالية الجودة Bits.drill مثقاب Pdc بت للصخور الحفر ديموند
سلم نوع السحب بت
الأساسية المشربة الجراب الحامل الأساسية
المطرقة DTH
6"HM362XA 6 Blades Matrix Body Oil Drilling Pdc Drill Bit For Oil Field Drilling
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